Delayed release pharmaceutical formulation containing amoxycillin and potassium clavulanate

Patent 5910322 Issued on June 8, 1999. Estimated Expiration Date:

October 2, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

Sustained release indomethacin
Patent #: 4173626
Issued on: 11/06/1979
Inventor: Dempski , et al.

Coated particles Patent #: 4223006
Issued on: 09/16/1980
Inventor: Taskis

Inventors

Assignee

SmithKline Beecham plc

Application

No. 776909 filed on 10/02/1997

US Classes:

424/484, Matrices424/464, Tablets, lozenges, or pills424/469, Discrete particles in supporting matrix424/470, Where particles are granulated424/486, Synthetic polymer424/487, Acrylic acid and derivatives424/489, Particulate form (e.g., powders, granules, beads, microcapsules, and pellets)424/490, Coated (e.g., microcapsules)514/964, SUSTAINED OR DIFFERENTIAL RELEASE TYPE514/965Discrete particles in supporting matrix

Examiners

Primary: Page, Thurman K.
Assistant: Seidleck, Brian K.

Attorney, Agent or Firm

Williams; Janice E., Kinzig; Charles M.

Foreign Patent References

92/19227 WO. 11/13/1992
94/27557 WO. 11/13/1992
94/06416 WO. 03/13/1994
95/20946 WO. 08/13/1995

International Class

A61K 009/26

Foreign Application Priority Data

1994-08-17 GB

Abstract

Pharmaceutical formulations for oral administration, comprising a matrix which comprises a ଲ-lactam antibiotic optionally in combination with a ଲ-lactamase inhibitor, granules in a delayed release form dispersed within the matrix, which comprise a ଲ-lactam antibiotic optionally in combination with a ଲ-lactamase inhibitor, the overall tablet formulation including a ଲ-lactam antibiotic and a ଲ-lactamase inhibitor.